We carried out trials on the commercial applications of nitrogen in different industrial structures, using phosphine-susceptible and -resistant populations three stored product beetle species, red flour beetle, Tribolium castaneum (Herbst) (Coleoptera: Tenebrionidae), rice weevil, Sitophilus oryzae (L.) Curculionidae), saw-toothed grain Oryzaephilus surinamensis Silvanidae). Twelve were conduct...

insects with over 30,000 aquatic species are known as very successful arthropods in freshwater habitats. some of them are applied as biological indicators for water quality control, as well as the main food supply for fishes and amphibians. the faunistic studies are the basic step in entomological researches; the current study was carried out emphasizing on the fauna of aquatic insects in karaj...

background: personnel of military forces have close contact with natural habitat and usually encounter with bite of arthropods and prone to be infected with arthropod borne diseases. the imposed war against iran was one of the most important and the longest war in the middle east and even in the world and military people faced various diseases. the aim of this study was to review prevalence of ...

Insects were the first animals to evolve powered flight and did so perhaps 90 million years before the first flight among vertebrates. However, the earliest fossil record of flying insect lineages (Pterygota) is poor, with scant indirect evidence from the Devonian and a nearly complete dearth of material from the Early Carboniferous. By the Late Carboniferous a diversity of flying lineages is k...